Heckler & Koch MR556 Upper Receiver Kit 9" MRS Handguard 81000077 - (UPC 642230259300)

HK 81000077 kit: heckler koch mr556 upper receiver kit 9 mrs handguard 81000077. MR556 MRS Upper Assembly / Heckler & Koch – 81000077.

HK 81000077 Features

• MR556 Compatible Upper: Forged receiver monolithic rail.
• 9" MRS Slim Handguard: M-LOK KeyMod hybrid.
• German Precision Engineering: HK cold hammer barrel ready.
• Modular Rail System: Accessories lights optics.
• AR15 Pattern
• HK Quality
• Free Float
• 81000077

Heckler & Koch MR556 9 Inch MRS Upper Receiver Kit 81000077: Upper Supreme

81000077 hk supreme – upper supreme. "HECKLER & KOCH MR556 UPPER RECEIVER KIT 9 MRS HANDGUARD 81000077 boss!" bosses light. Heckler & Koch boss.

HK MR556 Upper MRS HK 81000077 mr556 upper 9 mrs, heckler koch mr556 upper kit, 81000077 hk, mr556 mrs handguard 9 inch.

Kit Specs